Alloy dị alaIgwe ịgbado ọkụElectrode
J707Ni
GB/T E7015-G
AWS E10015-G
Description: J707Ni bụ obere alloy elu-ike ígwè electrode na ala-hydrogen sodium mkpuchi.Jiri DCEP (nke dị ugbu a electrode ziri ezi) na enwere ike ịgbanye ya n'ọnọdụ niile.Igwe a na-etinye ego nwere ezigbo ihe eji arụ ọrụ.E jiri ya tụnyere J707 electrode, isi ihe dị na J707Ni bụ na obere okpomọkụ siri ike na mgbape na-eguzogide akwalitewo nke ọma.
Ngwa: Eji maka ịgbado ọkụ obere alloy elu-ike ígwè owuwu nke kwekọrọ ekwekọ ike etoju, dị ka 14MnMoVB, WEL-TEN70 na Japanese HW56 na ndị ọzọ ala alloy elu-ike ígwè owuwu.
Ngwakọta kemịkalụ nke igwe weld (%):
| C | Si | Mn | Ni | Mo | Cr | S | P |
| ≤0.10 | ≤0.60 | ≥1.00 | 1.80 ~ 2.20 | 0.40 ~ 0.60 | ≤0.20 | ≤0.030 | ≤0.030 |
Njirimara nke igwe weld metal:
|
Nwalee ihe |
Ike ọdụdọ Mpa |
Mpụta ike Mpa |
Ogologo oge % |
Uru mmetụta (J) | |
| -40 ℃ | -50 ℃ | ||||
|
Ekwenyere | ≥690 | ≥590 | ≥15 | - | ≥27 |
|
nwalere | 760 | 630 | 23 | 140 | - |
Mgbasa hydrogen ọdịnaya nke ọla edobere: ≤4.0mL/100g (glycerin usoro)
Nyochaa X-ray: akara ule
Akwadoro ugbu a:
| (mm) Dayameta mkpanaka | 2.5 | 3.2 | 4.0 | 5.0 |
| (A) Welding Ugbu a | 60 ~ 100 | 100 ~ 140 | 140 ~ 190 | 190 ~ 250 |
Mara:
1. The electrode ga-abụọ maka 1 hour na 350 ~ 380 ℃ tupu ịgbado ọkụ ọrụ;
2. Ọ dị mkpa iji kpochaa nchara, ọnụ ọgụgụ mmanụ, mmiri, na adịghị ọcha na akụkụ ịgbado ọkụ tupu ịgbado ọkụ;
3. Jiri obere arc arụ ọrụ mgbe ịgbado ọkụ.Ụzọ ịgbado ọkụ dị warara kwesịrị ekwesị.
